Home / 12,562.29-17,335.62-7,529.36

Finding the Fourth Proportional to 12,562.29, 17,335.62 and 7,529.36

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Solution

The fourth proportional to 12,562.29, 17,335.62 and 7,529.36 is: 10,390.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,562.29 : 17,335.62 = 7,529.36 : x
  2. Step 2: Convert to fraction form
    12,562.29/17,335.62 = 7,529.36/x
  3. Step 3: Cross multiply
    12,562.29x = 17,335.62 × 7,529.36
  4. Step 4: Simplify right side
    12,562.29x = 130,526,037.13
  5. Step 5: Solve for x
    x = 130,526,037.13/12,562.29
  6. Step 6: Final answer
    x = 10,390.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.